Groove cutting tool

摘要

A cutting tool in which a disc-like cutter blade 15 is fixed to a spindle 11 of a rotary electric tool, comprising a first guide plate 13, which is attached on electric tool side to a cutter blade 15 such that it is capable of rotating freely and makes contact with the reference surface of a cutting object material on a process of cutting progress so as to guide along a cutting direction, an inner flange 14 located between the first guide plate 13 and the cutter blade 15 so as to specify a distance X from the reference surface 75 of the cutting object material 70 to a cut groove 72 and a second guide plate 17 which is provided on an opposite side to the electric tool side of the cutter blade 15 and makes contact with a cut face 75 of the cutting object material 70 on a process of the cutting progress so as to stop moving in the cutting direction to specify a cut groove depth Y.